package cn.itcast.bos.utils;

import java.text.SimpleDateFormat;

public class TimeUtil {

/**
 * @param args
 */
public static void main(String[] args) {
    System.out.println(TimeUtil.isInTime("20:00-01:00", "01:00"));
    System.out.println(TimeUtil.isInTime("20:00-01:00", "00:00"));
    System.out.println(TimeUtil.isInTime("20:00-01:00", "03:00"));
    System.out.println();
    System.out.println(TimeUtil.isInTime("20:00-23:00", "03:00"));
    System.out.println(TimeUtil.isInTime("20:00-23:00", "22:00"));
    System.out.println(TimeUtil.isInTime("20:00-23:00", "18:00"));
    System.out.println(TimeUtil.isInTime("20:00-23:00", "20:00"));
    System.out.println(TimeUtil.isInTime("20:00-23:00", "23:00"));
}

/**
 * 判断某一时间是否在一个区间内
 * 
 * @param sourceTime
 *            时间区间,半闭合,如[10:00-20:00)
 * @param curTime
 *            需要判断的时间 如10:00
 * @return 
 * @throws IllegalArgumentException
 */
public static boolean isInTime(String sourceTime, String curTime) {
    if (sourceTime == null || !sourceTime.contains("-") || !sourceTime.contains(":")) {
        throw new IllegalArgumentException("Illegal Argument arg:" + sourceTime);
    }
    if (curTime == null || !curTime.contains(":")) {
        throw new IllegalArgumentException("Illegal Argument arg:" + curTime);
    }
    String[] args = sourceTime.split("-");
    SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
    try {
        long now = sdf.parse(curTime).getTime();
        long start = sdf.parse(args[0]).getTime();
        long end = sdf.parse(args[1]).getTime();
        if (args[1].equals("00:00")) {
            args[1] = "24:00";
        }
        if (end < start) {
            if (now >= end && now < start) {
                return false;
            } else {
                return true;
            }
        } 
        else {
            if (now >= start && now < end) {
                return true;
            } else {
                return false;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        throw new IllegalArgumentException("Illegal Argument arg:" + sourceTime);
    }

}
}
